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Esperite
Esperite

Kyanite
Kyanite



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Esperite
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Kyanite

Esperite and Kyanite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.28-4.42
Conchoidal
Distinct on [010] and [100] poor on [101]
5-5.5
PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
 
Brittle
-
-
3.53-3.65
Splintery
[100] perfect [010] imperfect with 79° angle between
4-7
Al2SiO5

Esperite and Kyanite Chemical Formula

While comparing Esperite and Kyanite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Esperite and Kyanite chemical formula.

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Esperite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Esperite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Esperite Vs Kyanite during the identification of gemstone. Specific gravity of Esperite is whereas that of Kyanite is .